Datagridveiw 내용을 Print 하기

class ClsPrint
        {
            #region Variables
 
            int iCellHeight = 0; //Used to get/set the datagridview cell height
            int iTotalWidth = 0; //
            int iRow = 0;//Used as counter
            bool bFirstPage = false; //Used to check whether we are printing first page
            bool bNewPage = false;// Used to check whether we are printing a new page
            int iHeaderHeight = 0; //Used for the header height
            StringFormat strFormat; //Used to format the grid rows.
            ArrayList arrColumnLefts = new ArrayList();//Used to save left coordinates of columns
            ArrayList arrColumnWidths = new ArrayList();//Used to save column widths
            private PrintDocument _printDocument = new PrintDocument();
            private DataGridView gw = new DataGridView();
            private string _ReportHeader;
 
            #endregion
 
            public ClsPrint(DataGridView gridview, string ReportHeader)
            {
                _printDocument.PrintPage += new PrintPageEventHandler(_printDocument_PrintPage);
                _printDocument.BeginPrint += new PrintEventHandler(_printDocument_BeginPrint);
                gw = gridview;
                _ReportHeader = ReportHeader;
            }
 
            public void PrintForm()
            {
                ////Open the print dialog
                //PrintDialog printDialog = new PrintDialog();
                //printDialog.Document = _printDocument;
                //printDialog.UseEXDialog = true;
 
                ////Get the document
                //if (DialogResult.OK == printDialog.ShowDialog())
                //{
                //    _printDocument.DocumentName = "Test Page Print";
                //    _printDocument.Print();
                //}
 
                //Open the print preview dialog
                PrintPreviewDialog objPPdialog = new PrintPreviewDialog();
                objPPdialog.Document = _printDocument;
                objPPdialog.ShowDialog();
            }
 
            private void _printDocument_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
            {
                //try
                //{
                //Set the left margin
                int iLeftMargin = e.MarginBounds.Left;
                //Set the top margin
                int iTopMargin = e.MarginBounds.Top;
                //Whether more pages have to print or not
                bool bMorePagesToPrint = false;
                int iTmpWidth = 0;
 
                //For the first page to print set the cell width and header height
                if (bFirstPage)
                {
                    foreach (DataGridViewColumn GridCol in gw.Columns)
                    {
                        iTmpWidth = (int)(((Math.Floor((double)((double)GridCol.Width /
                            (double)iTotalWidth * (double)iTotalWidth *
                            ((double)e.MarginBounds.Width / (double)iTotalWidth))))) * 0.66);
 
                        iHeaderHeight = (int)(e.Graphics.MeasureString(GridCol.HeaderText,
                            GridCol.InheritedStyle.Font, iTmpWidth).Height) + 11;
 
                        // Save width and height of headers
                        arrColumnLefts.Add(iLeftMargin);
                        arrColumnWidths.Add(iTmpWidth);
                        iLeftMargin += iTmpWidth;
                    }
                }
                //Loop till all the grid rows not get printed
                while (iRow <= gw.Rows.Count - 1)
                {
                    DataGridViewRow GridRow = gw.Rows[iRow];
                    //Set the cell height
                    iCellHeight = GridRow.Height + 5;
                    int iCount = 0;
                    //Check whether the current page settings allows more rows to print
                    if (iTopMargin + iCellHeight >= e.MarginBounds.Height + e.MarginBounds.Top)
                    {
                        bNewPage = true;
                        bFirstPage = false;
                        bMorePagesToPrint = true;
                        break;
                    }
                    else
                    {
 
                        if (bNewPage)
                        {
                            //Draw Header
                            e.Graphics.DrawString(_ReportHeader,
                                new Font(gw.Font, FontStyle.Bold),
                                Brushes.Black, e.MarginBounds.Left,
                                e.MarginBounds.Top - e.Graphics.MeasureString(_ReportHeader,
                                new Font(gw.Font, FontStyle.Bold),
                                e.MarginBounds.Width).Height - 13);
 
                            String strDate = "";
                            //Draw Date
                            e.Graphics.DrawString(strDate,
                                new Font(gw.Font, FontStyle.Bold), Brushes.Black,
                                e.MarginBounds.Left +
                                (e.MarginBounds.Width - e.Graphics.MeasureString(strDate,
                                new Font(gw.Font, FontStyle.Bold),
                                e.MarginBounds.Width).Width),
                                e.MarginBounds.Top - e.Graphics.MeasureString(_ReportHeader,
                                new Font(new Font(gw.Font, FontStyle.Bold),
                                FontStyle.Bold), e.MarginBounds.Width).Height - 13);
 
                            //Draw Columns                 
                            iTopMargin = e.MarginBounds.Top;
                            DataGridViewColumn[] _GridCol = new DataGridViewColumn[gw.Columns.Count];
                            int colcount = 0;
                            //Convert ltr to rtl
                            foreach (DataGridViewColumn GridCol in gw.Columns)
                            {
                                _GridCol[colcount++] = GridCol;
                            }
                            // for (int i = (_GridCol.Count() - 1); i >= 0; i--)
                            for (int i = 0; i <= (_GridCol.Count() - 1); i++)
                            {
                                e.Graphics.FillRectangle(new SolidBrush(Color.LightGray),
                                    new Rectangle((int)arrColumnLefts[iCount], iTopMargin,
                                    (int)arrColumnWidths[iCount], iHeaderHeight));
 
                                e.Graphics.DrawRectangle(Pens.Black,
                                    new Rectangle((int)arrColumnLefts[iCount], iTopMargin,
                                    (int)arrColumnWidths[iCount], iHeaderHeight));
 
                                e.Graphics.DrawString(_GridCol[i].HeaderText,
                                    _GridCol[i].InheritedStyle.Font,
                                    new SolidBrush(_GridCol[i].InheritedStyle.ForeColor),
                                    new RectangleF((int)arrColumnLefts[iCount], iTopMargin,
                                    (int)arrColumnWidths[iCount], iHeaderHeight), strFormat);
                                iCount++;
                            }
                            bNewPage = false;
                            iTopMargin += iHeaderHeight;
                        }
                        iCount = 0;
                        DataGridViewCell[] _GridCell = new DataGridViewCell[GridRow.Cells.Count];
                        int cellcount = 0;
                        //Convert ltr to rtl
                        foreach (DataGridViewCell Cel in GridRow.Cells)
                        {
                            _GridCell[cellcount++] = Cel;
                        }
                        //Draw Columns Contents                
                        //for (int i = (_GridCell.Count() - 1); i >= 0; i--)
                        for (int i = 0; i <= (_GridCell.Count() - 1); i++)
                        {
                            if (_GridCell[i].Value != null)
                            {
                                e.Graphics.DrawString(_GridCell[i].FormattedValue.ToString(),
                                    _GridCell[i].InheritedStyle.Font,
                                    new SolidBrush(_GridCell[i].InheritedStyle.ForeColor),
                                    new RectangleF((int)arrColumnLefts[iCount],
                                    (float)iTopMargin,
                                    (int)arrColumnWidths[iCount], (float)iCellHeight),
                                    strFormat);
                            }
                            //Drawing Cells Borders 
                            e.Graphics.DrawRectangle(Pens.Black,
                                new Rectangle((int)arrColumnLefts[iCount], iTopMargin,
                                (int)arrColumnWidths[iCount], iCellHeight));
                            iCount++;
                        }
                    }
                    iRow++;
                    iTopMargin += iCellHeight;
                }
                //If more lines exist, print another page.
                if (bMorePagesToPrint)
                    e.HasMorePages = true;
                else
                    e.HasMorePages = false;
                //}
                //catch (Exception exc)
                //{
                //    MessageBox.Show(exc.Message, "Error", MessageBoxButtons.OK,
                //       MessageBoxIcon.Error);
                //}
            }
 
            private void _printDocument_BeginPrint(object sender, System.Drawing.Printing.PrintEventArgs e)
            {
                try
                {
                    strFormat = new StringFormat();
                    strFormat.Alignment = StringAlignment.Near;
                    strFormat.LineAlignment = StringAlignment.Center;
                    strFormat.Trimming = StringTrimming.EllipsisCharacter;
 
                    arrColumnLefts.Clear();
                    arrColumnWidths.Clear();
                    iCellHeight = 0;
                    iRow = 0;
                    bFirstPage = true;
                    bNewPage = true;
 
                    // Calculating Total Widths
                    iTotalWidth = 0;
                    foreach (DataGridViewColumn dgvGridCol in gw.Columns)
                    {
                        iTotalWidth += dgvGridCol.Width;
                    }
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
            }
 
        }

출력을 할때는 버튼에 다음과 같은 소스를 추가하면됩니다.

"출력제목"  부분을 수정해서 원하는 제목으로 변경가능합니다.

 private void button3_Click(object sender, EventArgs e)
        {
            ClsPrint _ClsPrint = new ClsPrint(dataGridView1,"출력 제목");
            _ClsPrint.PrintForm();
        }